Sluring or Slurring: How To spell?
The word Sluring is misspelled against Slurring, which is present continuous of "Slur"
Slurring has double "rr" is mispronounced as "r"Remember double 'RR' in between the strings slu & ing which should not be misspelled with single 'R'
Wrong Spelling:  slu-r-ing  Correct Spelling:  slu-rr-ing 
Check more misspelled words of Slurring to spell it correct.